Global Patent Index - EP 1056812 A1

EP 1056812 A1 20001206 - CORROSION-PROTECTIVE PIGMENT AND USE THEREOF

Title (en)

CORROSION-PROTECTIVE PIGMENT AND USE THEREOF

Title (de)

KORROSIONSSCHUTZPIGMENT UND DESSEN VERWENDUNG

Title (fr)

PIGMENT ANTICORROSION ET SON UTILISATION

Publication

EP 1056812 A1 20001206 (DE)

Application

EP 99911608 A 19990220

Priority

  • DE 9900466 W 19990220
  • DE 19807808 A 19980226

Abstract (en)

[origin: DE19807808A1] The invention relates to a corrosion-protective pigment for protecting the surfaces of metals or metal alloys. Said pigment is therefore used especially for protecting metal parts or metal alloy parts from corrosion. The pigment is characterised in that it is a) a mixture and/or a reaction product of acid aluminium tripolyphosphate with calcium and magnesium oxide, hydroxide or carbonate and/or b) hydroxylapatite and/or c) a mixture and/or a conversion product of hydroxylapatite with trimagnesium phosphate.

IPC 1-7

C09D 5/08

IPC 8 full level

C09D 5/08 (2006.01); C09D 201/00 (2006.01)

CPC (source: EP KR)

C09D 5/084 (2013.01 - EP KR)

Citation (search report)

See references of WO 9943757A1

Designated contracting state (EPC)

DE ES FR GB IT SE

DOCDB simple family (publication)

DE 19807808 A1 19990902; AU 3023699 A 19990915; DE 59911194 D1 20050105; EP 1056812 A1 20001206; EP 1056812 B1 20041201; JP 2002504615 A 20020212; JP 4367883 B2 20091118; KR 20010041229 A 20010515; NO 20004284 D0 20000825; NO 20004284 L 20000825; NO 322024 B1 20060807; WO 9943757 A1 19990902

DOCDB simple family (application)

DE 19807808 A 19980226; AU 3023699 A 19990220; DE 59911194 T 19990220; DE 9900466 W 19990220; EP 99911608 A 19990220; JP 2000533500 A 19990220; KR 20007009319 A 20000823; NO 20004284 A 20000825